Additions to the Lichen Flora of Queensland. 71 



Lecidea foliata, sp. nov. 



Thallusflavescenti-pallidusvellurido-flavescens,micrQphyl- 

 linus, e squamulis convexulis crenato-incisis vel digitato- 

 incisis, imbricatis constans, hypothallo non distincto ; apo- 

 thecia spadiceo-rufescentia vel testaceo-rufa, conferta, palli- 

 dius marginata, hinc inde conges ta (latit. *6 — 1*4 mm.), plani- 

 uscula dein convexa et immarginata ; sporae 8 nae cylindra- 

 cea3 vel fusifomii-cylindraceaB, simplicis, incolores, "012 — *016 

 x "0025 — '003 mm.), longit. interdum usque ad '02 mm.; 

 parapkyses crassiusculae (crassit. usque ad "003 mm.) non 

 discrete, conglutinatae apicibus incoloribus non clavatis ; 

 hypothecium electrinum crassiusculum. Iodo gel. hym. 

 caerulescens dein fulvescens. 



Corticola prope Brisbane (coll. Bailey, 156, &c). 



Affinis L. longiusculae (Nyl.) sed differ t hypothecio con- 

 stanter electrino, &c. 



Lecidea aberrata, sp. nov. 



Thallus albus vel albidus, tenuis pulverulentus vel leproso- 

 granulatus (K pallide flavescens) ; apothecia fusco-rufa, medio- 

 cria (latit. '6 — 1*3 mm.), sessilia, plana et tunc quasi thal- 

 lino-marginata demum convexa et immarginata ; sporae 8 nae 

 incolores simplices, '0085 — '011 x '005 — '0065 mm. ; para- 

 pkyses graciles non bene discrete apicibus flavescentibus 

 inspersis (K — ) ; hypothecium incolor. Iodo gel. hym. 

 intense camilescens dein sordida. 



Ad corticem Eucalypti crebrce Brisbane (coll. Bailey, No. 

 190). 



This lichen appears to be allied to L. vernalis. 



Lecidea subnubila, sp. nov. 



Thallus pallidus vel (detritus) pallide cinere-virescens, 

 laevigatas minute rimuloso-areolatus (K vix coloratus); 

 medullo alba (K flavens, I caerulescens) ; apothecia nigra 

 innato-sessilia, concaviuscula vel plana prominule marginata 

 (latit. circ. 1 mm.), epithecio grosse albido-pruinoso ; sporae 

 8 nae incolores, simplices, ellipsoideae vel fusiformi-ellip- 

 soideae, '014 — 02 x '007 — '009 mm. ; paraphyses conferta3 

 distinctae filiformes apicibus fuscis conglutinatis ; hypothe- 

 cium fuscum vel in lamina crassa fiisco-nigrum. Iodo gel. 

 hym. intense caerulescens. 



Saxicola (coll. Bailey, 261), Fassifern. 



Lecidea demutans, sp. nov. 



Thallus (Kfl. Cfl.) pallidus vel pallide albidus, rugulosus 

 vel granulosus, hinc inde diffractus, fusco-limitatus vel effu- 

 sus ; apothecia nigra, innata vel innato-sessilia, mediocria, 



